Contact DESNZ
How to contact the Department for Energy Security and Net Zero (DESNZ).
DESNZ is responsible for:
- energy security
- net zero
- energy market reform
- energy efficiency
- nuclear
- energy systems and networks
- green finance
Helplines
Helplines are available to:
- apply for energy bill support if you cannot do it online
- get advice on how to improve the energy performance of your home
Online
GOV.UK is the best place to find up to date information on our services.
We often get enquiries about the following topics. Check the guidance if you need to:
- find out about help you can get with your energy bills
- find ways to save energy in your home
- complain about your energy supplier
- find out how to get the Warm Home Discount
Or search GOV.UK for the information you’re looking for:
You can find contacts for specific schemes and programmes on the relevant pages.
Write to a minister
Write to:
[Name of Minister]
Ministerial Correspondence Team
Level 3
55 Whitehall
London
SW1A 2HP
United Kingdom
General enquiries about schemes or programmes should be sent to the relevant team.
We aim to reply to correspondence within 15 working days.
We do not reply to correspondence that:
- contains abusive or offensive language
- sells or promotes products or services
- is for information only and does not ask a question
- is part of a campaign or petition
- is unclear due to language or handwriting
- repeats an enquiry you’ve already sent
Make an FOI request
Contact the media team
How to contact our press office if you’re a journalist with a media enquiry.
Contact a statistics team
How to contact a statistics team.
Complain about the department
How to complain about the service you get from DESNZ.
Request a document in an accessible format
How to request an accessible format.
Request your personal data (subject access request)
How to get a copy of any personal information we hold about you.
Privacy notice
Our privacy notice sets out how we use your personal data when you write to us.
Last updated 23 November 2023 + show all updates
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Departmental address changed to 55 Whitehall, London, SW1A 2HP.
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First published.